Mikayla Collins, 8, center, has her nails done during the 5th annual Vanderburgh Homeless Connect event at The Centre in Evansville, Ind. on Thursday, March 21, 2013. Collins and her family came to Homeless Connect last year and were able to find housing with the help of the Evansville Housing Authority, which has a booth at the event.(AP Photo/The Evansville Courier & Press, Molly Bartels) less

Mikayla Collins, 8, center, has her nails done during the 5th annual Vanderburgh Homeless Connect event at The Centre in Evansville, Ind. on Thursday, March 21, 2013. Collins and her family came to Homeless ... more

Michigan State guard Denzel Valentine (45) grabs a rebound over Valparaiso guard Matt Kenney (23) in the first half of a second-round game of the NCAA college basketball tournament in Auburn Hills, Mich., Thursday March 21, 2013. (AP Photo/Paul Sancya) less

Michigan State guard Denzel Valentine (45) grabs a rebound over Valparaiso guard Matt Kenney (23) in the first half of a second-round game of the NCAA college basketball tournament in Auburn Hills, Mich., ... more

A fan of the Memphis Tigers wears an Elvis mask as he supports Memphis against the St. Mary's Gaels during the second round of the 2013 NCAA Men's Basketball Tournament at at The Palace of Auburn Hills on March 21, 2013 in Auburn Hills, Michigan. (Photo by Gregory Shamus/Getty Images) less

A fan of the Memphis Tigers wears an Elvis mask as he supports Memphis against the St. Mary's Gaels during the second round of the 2013 NCAA Men's Basketball Tournament at at The Palace of Auburn Hills on March ... more

Photo: Gregory Shamus, Getty Images

A fan of the Memphis Tigers wears an Elvis mask as he supports... Photo-4360137.58870 - seattlepi.com

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Scaffolding goes up around the 555-foot-tall Washington Monument ahead of repairs to stonework damaged in a 2011 earthquake, Thursday, March 21, 2013. The marble and granite obelisk has been closed to the public since a 5.8-magnitude earthquake shook the region on Aug. 23, 2011. (AP Photo/Manuel Balce Ceneta) less

Scaffolding goes up around the 555-foot-tall Washington Monument ahead of repairs to stonework damaged in a 2011 earthquake, Thursday, March 21, 2013. The marble and granite obelisk has been closed to the ... more

Los Angeles County officials take cover under their desk during a simulated magnitude 7.0 aftershock following a simulated 7.8 magnitude earthquake during a functional exercise at the Los Angeles County Emergency Operations Center (CEOC) hosted by The County of Los Angeles Office of Emergency Management on March 21, 2013 in Los Angeles, California. The training exercise featured the California Integrated Seismic Network's Earthquake Ready Warning Demonstration System, which included 88 cities, 137 unincorporated communities, 200 schools and several nonprofit organizations. (Photo by Kevork Djansezian/Getty Images) less

Los Angeles County officials take cover under their desk during a simulated magnitude 7.0 aftershock following a simulated 7.8 magnitude earthquake during a functional exercise at the Los Angeles County ... more

Photo: Kevork Djansezian, Getty Images

Los Angeles County officials take cover under their desk during a... Photo-4360139.58870 - seattlepi.com

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Demonstrators attend a rally and march to support federal and state gun control proposals on March 21, 2013 in the Harlem district of New York City. Gun control advocates, including Moms Demand Action for Gun Sense founder Shannon Watts, health care professionals, labor officials and others took part in the protest. TIMOTHY A. CLARY/AFP/Getty Images less

Demonstrators attend a rally and march to support federal and state gun control proposals on March 21, 2013 in the Harlem district of New York City. Gun control advocates, including Moms Demand Action for Gun ... more

Photo: Timothy A. Clary, AFP/Getty Images

Demonstrators attend a rally and march to support federal and state... Photo-4360141.58870 - seattlepi.com